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Related Concept Videos

Rocky Mountain Spotted Fever01:26

Rocky Mountain Spotted Fever

Rocky Mountain Spotted Fever (RMSF) is a severe tick-borne illness caused by Rickettsia rickettsii, a Gram-negative, coccobacillary bacterium. This pathogen is an obligate intracellular parasite, requiring a host cell for replication. Transmission occurs through the bite of an infected tick. In the United States, the most important vectors are Dermacentor variabilis (American dog tick) and Dermacentor andersoni (Rocky Mountain wood tick), though other tick species may also serve as vectors.
Yellow Fever01:18

Yellow Fever

Yellow fever is a viral hemorrhagic disease caused by the yellow fever virus (YFV), a member of the Flaviviridae family. It is transmitted primarily by Aedes and Haemagogus mosquitoes in tropical and subtropical regions of Africa and South America. After transmission through a mosquito bite, the virus initially replicates in skin-resident immune cells such as dendritic cells and macrophages. These cells then migrate to the lymph nodes, where viral replication increases, eventually leading to...
Patterns of Fever01:26

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Before understanding the types and patterns of fever, it is essential to know its phases.
Methods of reducing fever01:22

Methods of reducing fever

The signs and symptoms of fever include hot and dry skin, flushed face, thirst, muscle aches, anorexia, headache, tachycardia, tachypnea, and fatigue. Elevated body temperature is reduced using two methods: pharmacological and nonpharmacological. Proper identification and treatment of the root cause of a fever is of utmost importance.
Pharmacological Methods of Reducing Fever:
Influenza01:27

Influenza

Influenza is an acute, highly communicable viral disease that affects the respiratory tract and is responsible for seasonal epidemics worldwide. Influenza A is the most prevalent type associated with widespread outbreaks and is subtyped based on two surface glycoproteins: hemagglutinin (H) and neuraminidase (N), as in H1N1. These glycoproteins are essential for viral infectivity, transmission, and immune recognition. Transmission occurs primarily through respiratory droplets and contaminated...
Types of Fever01:25

Types of Fever

Fever can be triggered by several factors, including infections, nervous system disorders, certain cancers, blood diseases like leukemia, embolism, thrombosis, heatstroke, dehydration, surgical trauma, crushing injuries, and allergic reactions.
Here are the different types of fever:

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Related Experiment Video

Updated: Jun 15, 2026

Propagating and Detecting an Infectious Molecular Clone of Maedi-visna Virus that Expresses Green Fluorescent Protein
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Propagating and Detecting an Infectious Molecular Clone of Maedi-visna Virus that Expresses Green Fluorescent Protein

Published on: October 9, 2011

Q fever in Greenland.

Anders Koch1, Claus Bo Svendsen, Jens Jorgen Christensen

  • 1Department of EpidemiologyResearch, University Hospital Rigshospitalet, Copenhagen, Denmark. ako@ssi.dk

Emerging Infectious Diseases
|March 6, 2010
PubMed
Summary
This summary is machine-generated.

Q fever endocarditis was diagnosed in eastern Greenland, with sled dogs and seals as likely sources. This suggests Q fever may be an emerging and underdiagnosed infection in Arctic regions.

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Last Updated: Jun 15, 2026

Propagating and Detecting an Infectious Molecular Clone of Maedi-visna Virus that Expresses Green Fluorescent Protein
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Published on: October 9, 2011

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Area of Science:

  • Infectious Diseases
  • Zoonotic Infections
  • Public Health

Background:

  • Q fever is a zoonotic disease caused by Coxiella burnetii.
  • Endocarditis is a serious manifestation of Q fever.
  • Arctic regions present unique challenges for disease surveillance.

Observation:

  • A case of Q fever endocarditis was identified in Isortoq, eastern Greenland.
  • The patient resided in a settlement with potential exposure to sled dogs and seals.

Findings:

  • This case highlights the potential for Q fever transmission in Arctic communities.
  • Sled dogs and seals are identified as probable animal reservoirs for Coxiella burnetii in this region.

Implications:

  • Q fever may be an underdiagnosed infection in Arctic populations.
  • Increased awareness and diagnostic efforts are needed to address emerging zoonotic threats in the Arctic.
  • This finding has implications for One Health approaches to disease control in remote areas.